Veterans of the healthcare push are now lobbying for corporate giants such as Delta Airlines, UPS, BP America and Coca-Cola, and for healthcare companies including GlaxoSmithKline, UnitedHealth Group and the Blue Cross Blue Shield Association.Ultimately, the clients are after one thing: expert help in dealing with the most sweeping overhaul of the country’s healthcare system in decades.

"Healthcare lobbying on K Street is as strong as it ever was, and it's due to the fact that the Affordable Care Act seems to be ever-changing," Adler said. "What's at stake is huge. ...Whenever there's a lot of money at stake, there's a lot of lobbying going on."

The voracious need for lobbying help in dealing with ObamaCare has created a price premium for lobbyists who had first-hand experience in crafting or debating the law. . . .